https://community.intel.com/t5/Intel-Integrated-Performance/IJL-JPGChannels/m-p/915828#M15132 <P>Hi Mike,</P> <P>If JPEG image header reports about three channels it is not gray image, although it may look like gray.</P> <P>Regards,<BR /> Vladimir</P> Tue, 26 Feb 2008 07:23:03 GMT Vladimir_Dudnik 2008-02-26T07:23:03Z https://community.intel.com/t5/Intel-Integrated-Performance/IJL-JPGChannels/m-p/915827#M15131 <P>Hello,</P> <P>After a IJLRead call, JPGChannels is set to 3, but the image is greyscale. Is that a bug, or is there another way to determine the number of bytes per pixel?</P> <P>Thanks,</P> <P>Mike</P> Mon, 25 Feb 2008 19:24:28 GMT https://community.intel.com/t5/Intel-Integrated-Performance/IJL-JPGChannels/m-p/915827#M15131 mmschmidt 2008-02-25T19:24:28Z https://community.intel.com/t5/Intel-Integrated-Performance/IJL-JPGChannels/m-p/915828#M15132 <P>Hi Mike,</P> <P>If JPEG image header reports about three channels it is not gray image, although it may look like gray.</P> <P>Regards,<BR /> Vladimir</P> Tue, 26 Feb 2008 07:23:03 GMT https://community.intel.com/t5/Intel-Integrated-Performance/IJL-JPGChannels/m-p/915828#M15132 Vladimir_Dudnik 2008-02-26T07:23:03Z